<?php
/**
 * Created by PhpStorm.
 * Author: 黑瞎子
 * Date: 2018/3/14
 * Time: 20:29
 */

namespace app\lib\exception;


use think\exception\Handle;
use think\Log;
use think\Request;

class ExceptionHandler extends Handle
{
    private $code;
    private $msg;
    private $errorCode;
    //需要返回客户端当前请求的URL路径

    public function render(\Exception $e){
        if ($e instanceof BaseException){
            //如果是自定义异常
            $this->code = $e->code;
            $this->msg = $e->msg;
            $this->errorCode = $e->errorCode;
        }else{
            //调试判定，开启调试则返回具体错误信息，关闭调试则向客户端返回json信息
            if (config('app_debug')){
                return parent::render($e);
            }else {
                //服务器内部异常，不想让用户知道。记录日志
                $this->code = 500;
                $this->msg = '服务器内部错误，不想让你知道.';
                $this->errorCode = 999;
                $this->recordErrorLog($e);
            }
        }
        $request = Request::instance();
        $result = [
            'msg' => $this->msg,
            'error_code' => $this->errorCode,
            'request_url' => $request->url(),
        ];
        return json($result,$this->code);
    }

    private function recordErrorLog(\Exception $e){
        Log::init([
            'type' => 'File',
            'path' => LOG_PATH,
            'level' => ['error']
        ]);
        Log::record($e->getMessage(), 'error');
    }
}